The couple, hailing from Phalodi area in Jodhpur district, had come from Hyderabad yesterday and the jewellery was found during the scanning of their bags, officials said.
On being questioned, they failed to produce the relevant documents regarding the jewellery, they said.
They were interrogated till late last night after which they surrendered the jewellery for taxation and it would considered as an undisclosed income by the IT department, they said.